then another victim identified today, chris cal campbell of medford, massachusetts. she was a restaurant manager who went with her best friend to cheer on the runners. her mother spoke today this is so painful to listen to the mother. but we decided we should not sugar coat the magnitude of this cruelty. >> our hearts are broken. everybody that knew her loved her. she had a heart of gold. she was all smiles. i can't believe this has happened. it still doesn't make any sense. >> greta: you wonder how somebody could be so cruel to this mother. and boston university now saying one of the graduate students was victim number three. the school is not releasing the student's name but the chinese consulate the victim was chinese national. >> fox news alert a letter sent to a u.s. senator tested positive for the poison ricin. >> scary times. reminds you the days after 9/11 when the whole nation was horrified and anthrax letters shut down the hart office building. system worked in this case because it was stopped in its tracks at mail facility in maryland. the authorities figu